Insider · CIK 0001231321
Barbara G McClung
Files at CRBU (Caribou Biosciences, Inc.). First filing Feb 21, 2025, latest Feb 24, 2026.
In brief
Barbara G McClung files SEC Form 4 as officer at CRBU (Caribou Biosciences, Inc.). Since Feb 21, 2025, Barbara G McClung has reported 0 open-market buys worth $0 and 2 open-market sells worth $18k, the latest filed on Feb 24, 2026.
A track record needs three past buys with six months of prices behind them; Barbara G McClung has 0, so none is measured yet.
The newest scored trade: sold $14k of CRBU on Feb 24, 2026, filed Feb 24, 2026, scored 10 (weak), under a 10b5-1 plan. In the last 12 months: 0 buys worth $0 and 1 sell worth $14k.
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
CRBU: Caribou Biosciences, Inc.
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 |
|---|---|---|---|---|---|
| 10Weak | Caribou Biosciences, Inc. | $14k 6,938 shares | -1% | +192% from low-25% from high | |
| 10Weak | Caribou Biosciences, Inc. | $4,811 3,564 shares | -1% | - |
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 |
|---|---|---|---|---|---|
| Feb 25, 2026 | CRBU CARIBOU BIOSCIENCES, INC. | 6,938 0.01% of outstanding | $14k | Feb 24, 2026 | none |
Transactions
Every row this insider has filed, 6 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Feb 20, 2026 | CRBU Caribou Biosciences, Inc. | AGrant or award Common Stock | +45,000 | $0.00 | $0 | 488,502 | Feb 24, 2026 |
| Feb 24, 2026 | CRBU Caribou Biosciences, Inc. | SOpen-market sale Common Stock10b5-1 | -6,938 | $1.96 | $14k | 481,564 | Feb 24, 2026 |
| Feb 20, 2026 | CRBU Caribou Biosciences, Inc. | AGrant or award Option to purchase Common Stockderivative | +202,500 | $0.00 | $0 | 202,500 | Feb 24, 2026 |
| Feb 20, 2025 | CRBU Caribou Biosciences, Inc. | AGrant or award Common Stock | +37,500 | $0.00 | $0 | 447,066 | Feb 21, 2025 |
| Feb 21, 2025 | CRBU Caribou Biosciences, Inc. | SOpen-market sale Common Stock10b5-1 | -3,564 | $1.35 | $4,811 | 443,502 | Feb 21, 2025 |
| Feb 20, 2025 | CRBU Caribou Biosciences, Inc. | AGrant or award Option to purchase Common Stockderivative | +170,000 | $0.00 | $0 | 170,000 | Feb 21, 2025 |
Questions about Barbara G McClung
Answered from the filings on this page, as of the latest one.
Is Barbara G McClung buying or selling?
In the last 12 months Barbara G McClung reported 0 open-market buys worth $0 and 1 open-market sell worth $14k on SEC Form 4; the latest was sold $14k of CRBU on Feb 24, 2026. Grants, option exercises and tax withholding are not counted.
How did Barbara G McClung's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Barbara G McClung has 0.
Where does Barbara G McClung file Form 4?
Barbara G McClung has filed Form 4 at CRBU (Caribou Biosciences, Inc.) as Chief Legal 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.