Immuneering CORP - Class A
$3.86+0.8%
+$47.2M
Net Activity
+30.82% total shares
Institutions Holding
114
Popularity Rank
#4309
Avg Weight
0.05%
Total Value
$176.9M
Market Cap
$169.9M
114 institutions currently hold IMRX, with 83 net buyers and 40 net sellers this quarter.
Institutional Moves (Q2 2026)
Majority Increased
Based on recent trading activity
Net Selling Institutions
40
Net Buying Institutions
83
Top 5 by Value
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Across its top 20 institutional holders, IMRX's holder base skews toward low-concentration, low-turnover investors on average (avg. concentration score 17/100, avg. turnover score 35/100).
IMRX ranks #4309 out of 37696 tracked stocks by institutional interest, inside the more closely watched half of our coverage.
114 institutions disclose a position in IMRX, but none treat it as a major bet — even Sanofi, its most concentrated holder, allocates just 2.5% of its own portfolio to it.
Flower City Capital has trimmed its IMRX position for two straight quarters, cutting it by $44.2K while still holding $245.8K.
IMRX is up 0.8% today, and institutions have been net buyers of $47.2M this quarter — today's price move and the underlying institutional flow are pointing the same direction.
IMRX reported a net loss of $57.3M over the trailing twelve months.
+$68.7M
Total Buy Value
$21.0M
Total Sell Value
83
Net Buyers
40
Net Sellers
IMRX
Q2 2026
Top 5 Institutional Movers
IMRX does not currently have enough recent insider (Form 4) trading activity to compute a convergence signal against its 13F institutional flows.
13F data as of 2026-09-30 quarterly filings. Note: many large institutions file close to the 45-day post-quarter deadline, so early-quarter flow figures can shift substantially as more filings arrive.
No Form 144 planned sale filings in the last 90 days
No Schedule 13D/13G filings for this ticker
1
Filings (14d)
Immuneering Corp (IMRX) announced its Q2 2026 financial results and operational updates on August 5, 2026, via a press release attached as Exhibit 99.1. That's all this 8-K really says — it doesn't include the actual numbers or details, just points you to the attached release.
View Full Filing (SEC EDGAR)45254E107, 45252L103
The most-added stocks by 13F institutions this quarter
Institutions Holding
6,278
Total reported value
$2.2T
3254 13F institutions increased their position this quarter
Institutions Holding
6,025
Total reported value
$3.6T
3054 13F institutions increased their position this quarter
Institutions Holding
6,188
Total reported value
$1.8T
2995 13F institutions increased their position this quarter
The most widely held stocks tracked across all 13F institutions
Institutions Holding
5,283
Total reported value
$1.3T
Held by 5283 institutions — one of the most-tracked stocks on AlphaSMO
Institutions Holding
5,174
Total reported value
$671.0B
Held by 5174 institutions — one of the most-tracked stocks on AlphaSMO
Institutions Holding
5,106
Total reported value
$1.1T
Held by 5106 institutions — one of the most-tracked stocks on AlphaSMO
Access IMRX's institutional ownership data programmatically:
REST API
curl https://alphasmo.com/api/v1/market/stock/IMRXCLI
npx alphasmo stocks get IMRX