TRML

Tourmaline Bio Inc
UnclassifiedUCCUSIP 89157D105◍ Confluence graph
Tracked 13F Holders
1
+25 QoQ
13F Value (tracked)
$60.8M
Insider Net · 180d
$0
0↑ 0↓
Recent Filings
15
Smart-money sentimentMixed
BearishBullish
13F funds (latest Q)0 adding · 0 trimming
Insider net (180d)$0

Who owns TRML?

1 tracked 13F filers

1 tracked 13F filer discloses a position in TRML as of the latest SEC 13F filings, a combined $60.8M in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

#FundPosition valueSharesLast moveAs ofHistory
1PFIZER INC
$60.8M
1.3M
Held
Q3 2025

Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

Insider activity (Form 4)

Full insider page →
Buys · 180d
$0
0 insiders
Sells · 180d
$0
0 insiders
Net
$0
0 P/S txns
Signal
Mixed
open-market
DateInsiderRoleActionSharesValue
Aug 21, 2024Kulkarni Sandeep ChidambarCEO, DirectorBuy (P)2K$26K
Aug 16, 2024Kulkarni Sandeep ChidambarCEO, DirectorBuy (P)5K$72K
Jan 29, 2024MCDADE MARKDirectorBuy (P)100K$3.3M
Nov 17, 2023Thiara ParvinderDirectorBuy (P)1K$17K
Nov 17, 2023Kulkarni Sandeep ChidambarCEO, DirectorBuy (P)4K$68K
Oct 27, 2023Castelein CaleyDirectorBuy (P)16K$230K
Oct 26, 2023Kulkarni Sandeep ChidambarCEO, DirectorBuy (P)5K$61K
Oct 25, 2023Thiara ParvinderDirectorBuy (P)2K$24K
Oct 25, 2023Castelein CaleyDirectorBuy (P)4K$51K
Oct 24, 2023Thiara ParvinderDirectorBuy (P)5K$53K
Oct 24, 2023KANTOFF AARONDirectorBuy (P)8K$89K
Oct 24, 2023Kulkarni Sandeep ChidambarCEO, DirectorBuy (P)5K$50K

Institutional ownership over time

115 funds+42 since Q3 2024
058115Q3 2024Q4 2024Q1 2025Q2 2025Q3 2025
funds holding aggregate valuelatest $896.0M · 1 values withheld

Recent filings

15 shown

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Connected entities for TRML

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Ask your agent what changed in TRML

This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/TRML/capital-change-brief"
Ask your agent
Use Arkolith's capital_change_brief for TRML.
Tell me what changed, whether insider activity
corroborates it, and cite the SEC evidence.

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for TRML. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.