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SC Filed 2023-10-30 Event — SEC 0001104659-23-112580 →

Qiming U.S. Healthcare GP II, LLC Tourmaline Bio, Inc.

Stake: Shares:

Item 4 — Purpose of Transaction

Not extracted from this filing — typically because it's an amendment (13D/A) and Item 4 is unchanged from the parent filing. Read the raw SEC filing →

Cross-References

Insider Activity (last 365d)
59 transactions
0 buys · 37 sales · 7 awards/exercises
Issuer Cluster
2 13D/G filings on this issuer
1 other filing besides this one
Filer Track Record
1 filings by this filer
0 other filings in the data moat
Short Interest
Not in latest FINRA snapshot

Form 4 Insider Transactions · last 365d

DateInsiderRoleTypeSharesPriceValue
2025-10-28 SIEGALL CLAY B director Disposition 20,000 $18.55 $371K
2025-10-28 Thiara Parvinder director U 83,782
2025-10-28 Srivastava Sapna director U 518
2025-10-28 MCDADE MARK director U 518
2025-10-28 KANTOFF AARON director U 88,281
2025-10-28 Castelein Caley director U 515,997
2025-10-28 Johnson Kevin Bruce officer U 40,538
2025-10-28 Jones Susan Dana officer U 19,782
2025-10-28 MIDDLEKAUFF W BRADFORD officer U 60,988
2025-10-28 Robinson Ryan F. officer U 14,366
2025-10-28 Kulkarni Sandeep Chidambar director, officer U 724,664
2025-10-28 SIEGALL CLAY B director Disposition 15,000 $13.91 $209K
2025-10-28 SIEGALL CLAY B director Disposition 16,800 $18.73 $315K
2025-10-28 MIDDLEKAUFF W BRADFORD officer Disposition 8,213
2025-10-28 MIDDLEKAUFF W BRADFORD officer Disposition 124,991 $7.90 $987K
2025-10-28 MIDDLEKAUFF W BRADFORD officer Disposition 46,774 $9.46 $442K
2025-10-28 MIDDLEKAUFF W BRADFORD officer Disposition 58,000 $17.00 $986K
2025-10-28 MCDADE MARK director U 183,177
2025-10-28 MCDADE MARK director U 110,083
2025-10-28 MCDADE MARK director U 448,431
2025-10-28 MCDADE MARK director Disposition 20,000 $9.46 $189K
2025-10-28 MCDADE MARK director Disposition 10,000 $13.91 $139K
2025-10-28 MCDADE MARK director Disposition 16,800 $18.73 $315K
2025-10-28 Castelein Caley director U 431,939
2025-10-28 Castelein Caley director Disposition 10,000 $9.46 $95K
Showing 25 of 59

Other 13D/G Filings on Tourmaline Bio, Inc.

FiledFormFilerStakeShares
2023-10-30 SC Longitude Capital Partners III, LLC view →

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