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buyNotable cluster of 4

George C. Clark bought $145k of BHVN

VP, Chief Accounting Officer at Biohaven Ltd.. 17,000 shares at an average of $8.52, traded Nov 17, 2025, filed Nov 18, 2025.

Conviction score
69
Value
$145k
17,000 shares
Holdings after
20,000
+567% from before
From 52-week low
+6%
low $7.79, close $8.27
From 52-week high
-83%
high $47.28, as of Nov 17, 2025

Score components

  • Role
    Officer
    +15
  • Trade size
    $145k at market
    +11
  • Relative to holdings
    Holdings up 567%
    +10
  • Price context
    6% above the 52-week low; 83% below the 52-week high
    +18
  • Cluster
    4 insiders buying within 14 days
    +15
  • Repeat buying
    First buy in 90 days
    0
  • Track record
    Too few past buys to judge (0 with prices)
    0

What happened after comparable buys

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

This signal so far: 1m +17.8%, 3m +21.5%, 6m -11.2%.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

BHVNOct 9, 2026 · close 12.08
Since filing Nov 18, 2025: +27.8%SPY +19.1% · excess +8.7%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001878290-25-000004, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Nov 17, 2025POpen-market purchase
Common Sharesindirect: By IRA
+17,000$8.52$145k20,000Nov 18, 2025

Related signals

Other insiders at Biohaven Ltd. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
61Notable
BHVNbuy
Biohaven Ltd.
John W Childs
director
$864k
28,400 shares
+1%
79Notable
BHVNbuy 4
Biohaven Ltd.
Gregory Bailey
director
$3.0M
400,000 shares
+25%
83Strong
BHVNbuy 4
Biohaven Ltd.
John W Childs
director
$25M
3,333,333 shares
+144%
93Strong
BHVNbuy 4
Biohaven Ltd.
Vlad Coric
Chief Executive Officer
$5.0M
666,666 shares
+77%
63Notable
BHVNbuy
Biohaven Ltd.
John W Childs
director
$996k
32,700 shares
+1%
40Moderate
BHVNbuy
Biohaven Ltd.
John W Childs
director
$1.0M
29,000 shares
+1%
69Notable
BHVNbuy 3
Biohaven Ltd.
Vlad Coric
Chief Executive Officer
$1000k
21,052 shares
+3%
82Strong
BHVNbuy 3
Biohaven Ltd.
John W Childs
director
$1000k
21,052 shares
-
41Moderate
BHVNbuy 3
Biohaven Ltd.
Gregory Bailey
director
$221k
5,000 shares
+0%
63Notable
BHVNbuy
Biohaven Ltd.
John W Childs
director
$1.0M
28,400 shares
+1%

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.