Skip to main content

Stonepine Capital Management, LLC

Position in VSTM — Verastem, Inc.

CIK 1440771 BEND, OR

Position in VSTM

as of Jun 30, 2026 · filed Aug 17, 2026
Position Value
$12,795,575
-$4,706,615 QoQ
Shares Held
3,349,627
+1.4% QoQ
Ownership
3.70%
of shares outstanding
% of Portfolio
9.73%
of 13F equity value
Holder Rank
#9
of 157 holders
Holding Since
Sep 2024
8 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in VSTM Over Time

Shares Held

Position Value (USD)

Derivatives in VSTM

reported options exposure · as of Jun 30, 2025
CallValue
$415,000
CallShares
100,000
PutValue
$0
PutShares
0

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Biotechnology

Healthcare · as of Jun 30, 2026

Stonepine Capital Management, LLC holds $108,574,607 across 61 Biotechnology names. VSTM ranks #1 (11.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 VSTM
Verastem, Inc.
This page
3,349,627 $12,795,575

All Filings in VSTM

Export CSV
12 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $12,795,575 3,349,627
2026-03-31 $17,502,190 3,302,300
2025-12-31 $21,091,649 2,732,079
2025-09-30 $23,576,382 2,670,032
2025-09-30 $23,576,382 2,670,032
2025-07-22 $14,931,664 2,833,333
2025-06-30 $415,000 100,000
2025-06-30 $5,645,601 1,360,386
2025-03-31 $3,696,390 613,000
2024-12-31 $4,497,900 870,000
2024-12-31 $11,391,231 2,203,333
2024-09-30 $3,917,758 1,310,287