Insider · CIK 0001780660
Francis Lo
officer
Files at ADPT (Adaptive Biotechnologies Corp). First filing Mar 6, 2024, latest Oct 5, 2026.
In brief
Francis Lo files SEC Form 4 as officer at ADPT (Adaptive Biotechnologies Corp). Since Mar 6, 2024, Francis Lo has reported 0 open-market buys worth $0 and 15 open-market sells worth $14M, the latest filed on Oct 5, 2026.
A track record needs three past buys with six months of prices behind them; Francis Lo has 0, so none is measured yet.
The newest scored trade: sold $758k of ADPT on Oct 1, 2026, filed Oct 5, 2026, scored 22 (weak), under a 10b5-1 plan. In the last 12 months: 0 buys worth $0 and 13 sells worth $14M.
Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 0
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
0 / 15
$0 bought, $14M sold
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
ADPT: Adaptive Biotechnologies Corp
ADPTOct 9, 2026 · close 26.49
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 22Weak | Adaptive Biotechnologies Corp | $758k 26,792 shares | -11% | +121% from low-7% from high | |
| 23Weak | Adaptive Biotechnologies Corp | $3.2M 115,406 shares | -34% | +123% from low0% from high | |
| 30Weak | Adaptive Biotechnologies Corp | $2.4M 105,762 shares | -31% | +124% from low0% from high | |
| 30Weak | Adaptive Biotechnologies Corp | $2.2M 95,842 shares | -33% | +118% from low0% from high | |
| 21Weak | Adaptive Biotechnologies Corp | $695k 39,741 shares | -14% | +83% from low-12% from high | |
| 10Weak | Adaptive Biotechnologies Corp | $340k 22,564 shares | -8% | +117% from low-27% from high | |
| 27Weak | Adaptive Biotechnologies Corp | $431k 30,593 shares | -10% | +108% from low-31% from high | |
| 54Moderate | Adaptive Biotechnologies Corp | $575k 38,074 shares | -11% | +139% from low-22% from high | |
| 25Weak | Adaptive Biotechnologies Corp | $1.4M 79,590 shares | -20% | +201% from low-11% from high | |
| 3Weak | Adaptive Biotechnologies Corp | $77k 4,394 shares | -1% | +190% from low-15% from high | |
| 2Weak | Adaptive Biotechnologies Corp | $50k 3,125 shares | -1% | +162% from low-22% from high | |
| 3Weak | Adaptive Biotechnologies Corp | $77k 4,394 shares | -1% | +190% from low-15% from high | |
| 30Weak | Adaptive Biotechnologies Corp | $1.8M 113,890 shares | -26% | +163% from low-23% from high | |
| 41Moderate | Adaptive Biotechnologies Corp | $146k 20,875 shares | -6% | +101% from low-6% from high | |
| 37Weak | Adaptive Biotechnologies Corp | $50k 14,700 shares | -5% | +9% from low-57% from high |
Planned sales
Form 144 notices this insider filed before selling restricted or control stock, newest first.
| Filed | Company | Shares | Value | Sale date | Past 3 months |
|---|---|---|---|---|---|
| Sep 16, 2026 | ADPT Adaptive Biotechnologies Corp | 142,198 0.09% of outstanding | $3.8M | Sep 16, 2026 | $4.5M |
| Jul 1, 2026 | ADPT ADAPTIVE BIOTECHNOLOGIES CORPORATION | 199,260 0.12% of outstanding | $4.3M | Jul 1, 2026 | $1.0M |
| Jun 4, 2026 | ADPT ADAPTIVE BIOTECHNOLOGIES CORPORATION | 42,085 0.03% of outstanding | $673k | Jun 4, 2026 | $1.3M |
| Apr 8, 2026 | ADPT ADAPTIVE BIOTECHNOLOGIES CORPORATION | 22,564 0.01% of outstanding | $309k | Apr 8, 2026 | $2.4M |
| Mar 11, 2026 | ADPT ADAPTIVE BIOTECHNOLOGIES CORPORATION | 30,593 0.02% of outstanding | $444k | Mar 11, 2026 | $3.9M |
| Mar 10, 2026 | ADPT Adaptive Biotechnologies Corp | 38,074 0.02% of outstanding | $626k | Mar 5, 2026 | $3.3M |
| Jan 12, 2026 | ADPT ADAPTIVE BIOTECHNOLOGIES CORPORATION | 64,293 0.04% of outstanding | $1.0M | Jan 12, 2026 | $1.9M |
| Dec 15, 2025 | ADPT ADAPTIVE BIOTECHNOLOGIES CORPORATION | 136,706 0.09% of outstanding | $2.1M | Dec 15, 2025 | none |
Transactions
The newest 50 of 100 rows this insider has filed.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Oct 1, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Common Stock10b5-1 | +8,038 | $8.46 | $68k | 228,905 | 8 d ago |
| Oct 1, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Common Stock10b5-1 | +9,377 | $3.99 | $37k | 238,282 | 8 d ago |
| Oct 1, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Common Stock10b5-1 | +9,377 | $8.12 | $76k | 247,659 | 8 d ago |
| Oct 1, 2026 | ADPT Adaptive Biotechnologies Corp | SOpen-market sale Common Stock10b5-1 | -8,094 | $27.52 | $223k | 239,565 | 8 d ago |
| Oct 1, 2026 | ADPT Adaptive Biotechnologies Corp | SOpen-market sale Common Stock10b5-1 | -18,698 | $28.61 | $535k | 220,867 | 8 d ago |
| Oct 1, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Stock Option (right to buy)derivative10b5-1 | -8,038 | $0.00 | $0 | 16,075 | 8 d ago |
| Oct 1, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Stock Option (right to buy)derivative10b5-1 | -9,377 | $0.00 | $0 | 56,259 | 8 d ago |
| Oct 1, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Stock Option (right to buy)derivative10b5-1 | -9,377 | $0.00 | $0 | 93,765 | 8 d ago |
| Sep 16, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Common Stock10b5-1 | +53,091 | $12.14 | $645k | 283,804 | 25 d ago |
| Sep 16, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Common Stock10b5-1 | +13,398 | $8.46 | $113k | 297,202 | 25 d ago |
| Sep 16, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Common Stock10b5-1 | +15,629 | $3.99 | $62k | 312,831 | 25 d ago |
| Sep 16, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Common Stock10b5-1 | +23,442 | $8.12 | $190k | 336,273 | 25 d ago |
| Sep 16, 2026 | ADPT Adaptive Biotechnologies Corp | SOpen-market sale Common Stock10b5-1 | -107,537 | $28.02 | $3.0M | 228,736 | 25 d ago |
| Sep 16, 2026 | ADPT Adaptive Biotechnologies Corp | SOpen-market sale Common Stock10b5-1 | -7,869 | $28.57 | $225k | 220,867 | 25 d ago |
| Sep 16, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Stock Option (right to buy)derivative10b5-1 | -53,091 | $0.00 | $0 | 79,155 | 25 d ago |
| Sep 16, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Stock Option (right to buy)derivative10b5-1 | -13,398 | $0.00 | $0 | 24,113 | 25 d ago |
| Sep 16, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Stock Option (right to buy)derivative10b5-1 | -15,629 | $0.00 | $0 | 65,636 | 25 d ago |
| Sep 16, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Stock Option (right to buy)derivative10b5-1 | -23,442 | $0.00 | $0 | 103,142 | 25 d ago |
| Jul 15, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Common Stock10b5-1 | +59,374 | $7.80 | $463k | 290,087 | Jul 17, 2026 |
| Jul 15, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Common Stock10b5-1 | +23,677 | $12.14 | $287k | 313,764 | Jul 17, 2026 |
| Jul 15, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Common Stock10b5-1 | +22,711 | $8.46 | $192k | 336,475 | Jul 17, 2026 |
| Jul 15, 2026 | ADPT Adaptive Biotechnologies Corp | SOpen-market sale Common Stock10b5-1 | -105,762 | $22.59 | $2.4M | 230,713 | Jul 17, 2026 |
| Jul 15, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Stock Option (right to buy)derivative10b5-1 | -59,374 | $0.00 | $0 | 0 | Jul 17, 2026 |
| Jul 15, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Stock Option (right to buy)derivative10b5-1 | -23,677 | $0.00 | $0 | 132,246 | Jul 17, 2026 |
| Jul 15, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Stock Option (right to buy)derivative10b5-1 | -22,711 | $0.00 | $0 | 37,511 | Jul 17, 2026 |
| Jul 1, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Common Stock10b5-1 | +3,500 | $7.80 | $27k | 254,434 | Jul 6, 2026 |
| Jul 1, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Common Stock10b5-1 | +3,300 | $12.14 | $40k | 257,734 | Jul 6, 2026 |
| Jul 1, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Common Stock10b5-1 | +12,206 | $8.46 | $103k | 269,940 | Jul 6, 2026 |
| Jul 1, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Common Stock10b5-1 | +4,688 | $3.99 | $19k | 274,628 | Jul 6, 2026 |
| Jul 1, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Common Stock10b5-1 | +14,064 | $8.12 | $114k | 288,692 | Jul 6, 2026 |
| Jul 1, 2026 | ADPT Adaptive Biotechnologies Corp | SOpen-market sale Common Stock10b5-1 | -8,743 | $22.18 | $194k | 279,949 | Jul 6, 2026 |
| Jul 1, 2026 | ADPT Adaptive Biotechnologies Corp | SOpen-market sale Common Stock10b5-1 | -42,261 | $22.50 | $951k | 237,688 | Jul 6, 2026 |
| Jul 2, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Common Stock10b5-1 | +12,626 | $7.80 | $98k | 250,314 | Jul 6, 2026 |
| Jul 2, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Common Stock10b5-1 | +12,600 | $12.14 | $153k | 262,914 | Jul 6, 2026 |
| Jul 2, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Common Stock10b5-1 | +12,637 | $8.46 | $107k | 275,551 | Jul 6, 2026 |
| Jul 2, 2026 | ADPT Adaptive Biotechnologies Corp | SOpen-market sale Common Stock10b5-1 | -44,838 | $22.59 | $1.0M | 230,713 | Jul 6, 2026 |
| Jul 1, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Stock Option (right to buy)derivative10b5-1 | -3,500 | $0.00 | $0 | 72,000 | Jul 6, 2026 |
| Jul 1, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Stock Option (right to buy)derivative10b5-1 | -3,300 | $0.00 | $0 | 168,523 | Jul 6, 2026 |
| Jul 1, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Stock Option (right to buy)derivative10b5-1 | -12,206 | $0.00 | $0 | 72,859 | Jul 6, 2026 |
| Jul 1, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Stock Option (right to buy)derivative10b5-1 | -4,688 | $0.00 | $0 | 81,265 | Jul 6, 2026 |
| Jul 1, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Stock Option (right to buy)derivative10b5-1 | -14,064 | $0.00 | $0 | 126,584 | Jul 6, 2026 |
| Jul 2, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Stock Option (right to buy)derivative10b5-1 | -12,626 | $0.00 | $0 | 59,374 | Jul 6, 2026 |
| Jul 2, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Stock Option (right to buy)derivative10b5-1 | -12,600 | $0.00 | $0 | 155,923 | Jul 6, 2026 |
| Jul 2, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Stock Option (right to buy)derivative10b5-1 | -12,637 | $0.00 | $0 | 60,222 | Jul 6, 2026 |
| Jun 4, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Common Stock10b5-1 | +5,792 | $12.14 | $70k | 276,946 | Jun 8, 2026 |
| Jun 4, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Common Stock10b5-1 | +2,009 | $8.46 | $17k | 278,955 | Jun 8, 2026 |
| Jun 4, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Common Stock10b5-1 | +2,344 | $3.99 | $9,353 | 281,299 | Jun 8, 2026 |
| Jun 4, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Common Stock10b5-1 | +9,376 | $8.12 | $76k | 290,675 | Jun 8, 2026 |
| Jun 4, 2026 | ADPT Adaptive Biotechnologies Corp | SOpen-market sale Common Stock10b5-1 | -39,741 | $17.49 | $695k | 250,934 | Jun 8, 2026 |
| Jun 4, 2026 | ADPT Adaptive Biotechnologies Corp | MOption exercise Stock Option (right to buy)derivative10b5-1 | -5,792 | $0.00 | $0 | 171,823 | Jun 8, 2026 |
50 of 100 rows shown.
Questions about Francis Lo
Answered from the filings on this page, as of the latest one.
Is Francis Lo buying or selling?
In the last 12 months Francis Lo reported 0 open-market buys worth $0 and 13 open-market sells worth $14M on SEC Form 4; the latest was sold $758k of ADPT on Oct 1, 2026. Grants, option exercises and tax withholding are not counted.
How did Francis Lo's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Francis Lo has 0.
Where does Francis Lo file Form 4?
Francis Lo has filed Form 4 at ADPT (Adaptive Biotechnologies Corp) as Chief People Officer. A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.