AI summary pending
View Full Filing (SEC EDGAR)Alector Inc
$2.72+13.3%
+$17.0M
Net Activity
+4.88% total shares
Institutions Holding
143
Popularity Rank
#3796
Avg Weight
0.09%
Total Value
$188.1M
Market Cap
$280.2M
143 institutions currently hold ALEC, with 79 net buyers and 43 net sellers this quarter.
Institutional Moves (Q2 2026)
Majority Increased
Based on recent trading activity
Net Selling Institutions
43
Net Buying Institutions
79
Top 5 by Value
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Across its top 20 institutional holders, ALEC's holder base skews toward low-concentration, low-turnover investors on average (avg. concentration score 20/100, avg. turnover score 45/100).
ALEC ranks #3796 out of 37501 tracked stocks by institutional interest, inside the more closely watched half of our coverage.
ALEC is a top-conviction position for Medici Capital LLC — at 6.5% of their entire disclosed 13F portfolio, it's one of their largest single bets, not just a passing allocation.
The largest dollar stake in ALEC belongs to TCG Crossover Management, LLC, but the position matters far more to Medici Capital LLC, who has 6.5% of their own portfolio riding on it — a reminder that the biggest holder by size and the holder with the biggest bet aren't always the same fund.
Kynam Capital Management, LP has added to its ALEC position for two straight quarters, increasing it by $4.5M to reach $7.7M today.
Jane Street Group, LLC has trimmed its ALEC position for two straight quarters, cutting it by $1.3M while still holding $241.4K.
ALEC is up 13.3% today, and institutions have been net buyers of $17.0M this quarter — today's price move and the underlying institutional flow are pointing the same direction.
ALEC reported a net loss of $117.9M over the trailing twelve months.
+$29.2M
Total Buy Value
$16.0M
Total Sell Value
79
Net Buyers
43
Net Sellers
ALEC
Q2 2026
Top 5 Institutional Movers
+$3.5M
+$3.4M
+$2.6M
+$2.0M
ALEC 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 2026-06-30 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
2
Filings (14d)
AI summary pending
View Full Filing (SEC EDGAR)No AI summary for this filing type
View Full Filing (SEC EDGAR)014442107
The most-added stocks by 13F institutions this quarter
Institutions Holding
6,242
Total reported value
$2.2T
3229 13F institutions increased their position this quarter
Institutions Holding
5,990
Total reported value
$3.6T
3033 13F institutions increased their position this quarter
Institutions Holding
6,153
Total reported value
$1.8T
2971 13F institutions increased their position this quarter
The most widely held stocks tracked across all 13F institutions
Institutions Holding
5,074
Total reported value
$1.1T
Held by 5074 institutions — one of the most-tracked stocks on AlphaSMO
Institutions Holding
4,923
Total reported value
$485.0B
Held by 4923 institutions — one of the most-tracked stocks on AlphaSMO
Institutions Holding
4,839
Total reported value
$1.5T
Held by 4839 institutions — one of the most-tracked stocks on AlphaSMO
Access ALEC's institutional ownership data programmatically:
REST API
curl https://alphasmo.com/api/v1/market/stock/ALECCLI
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