SC Filed 2021-01-12 Event — SEC 0001193125-21-007349 →

Bain Capital Life Sciences Fund II, L.P. → Mersana Therapeutics, Inc.

Stake: — Shares: —

Composite Decision Signal · PASS (LOW BASE-RATE EDGE) Conviction Score: 10/100

Passive Schedule 13G filer baseline
Held by 1 tracked 13F institutional manager

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)

0 transactions

0 buys · 0 sales · 0 awards/exercises

Issuer Cluster

9 13D/G filings on this issuer

8 other filings besides this one

Filer Track Record

10 filings by this filer

9 other filings in the data moat

Short Interest

—

Not in latest FINRA snapshot

Institutional Consensus · 2025-12-31

Held by elite portfolio managers

1 holder · $300K

Point72 Asset Mgmt

Other 13D/G Filings on Mersana Therapeutics, Inc.

Filed	Form	Filer	Stake	Shares
2026-01-08	SCHEDULE	Bain Capital Life Sciences Fund II, L.P.	—	—	view →
2022-04-14	SC	Bain Capital Life Sciences Fund II, L.P.	—	—	view →
2022-02-08	SC	Bain Capital Life Sciences Fund II, L.P.	—	—	view →
2022-01-03	SC	Bain Capital Life Sciences Fund II, L.P.	—	—	view →
2020-12-10	SC	New Enterprise Associates 14, L.P.	—	—	view →
2020-11-19	SC	New Enterprise Associates 14, L.P.	—	—	view →
2020-09-22	SC	New Enterprise Associates 14, L.P.	—	—	view →
2020-04-24	SC	New Enterprise Associates 14, L.P.	—	—	view →

Other Filings by Bain Capital Life Sciences Fund II, L.P.

Filed	Form	Issuer	Stake	Shares
2026-01-08	SCHEDULE	Mersana Therapeutics, Inc.	—	—	view →
2024-04-12	SC	Savara Inc SVRA	—	—	view →
2023-07-19	SC	Savara Inc SVRA	—	—	view →
2022-04-14	SC	Mersana Therapeutics, Inc.	—	—	view →
2022-02-08	SC	Mersana Therapeutics, Inc.	—	—	view →
2022-01-03	SC	Mersana Therapeutics, Inc.	—	—	view →
2021-09-24	SC	Atea Pharmaceuticals, Inc. AVIR	—	—	view →
2021-09-03	SC	Atea Pharmaceuticals, Inc. AVIR	—	—	view →
2021-03-17	SC	Savara Inc SVRA	—	—	view →

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