Stocks/Funds/CIK 889232

INVESTOR AB

long-term holderconcentrated
Quarterly 13F filings · Latest period 2026-03-31 · CIK 889232
Assets
$15.12B
+241.0% YoY
Holdings
10
Lifetime alpha vs market
+2.94% annual
Average hold time
2.0 yr
median 1.3 yr

Quarterly history

Cum return +71% vs S&P +52% · α +19% lifetimeAUM $15.1B · peak $15.1BFlow $9.5B (+167%)2016-062017-122019-062020-122022-062023-122025-062026-03
AUM ($B)fundS&P 500(gap = α)/ Flow in/out

Behavior signals (lifetime)

Dip response
+2.16%
adds when stocks drop
when a holding falls −10%+
Middle response
-2.75%
baseline attrition
Rally response
+4.95%
adds into rallies
when a holding rises +10%+

Top positions · 10

Ticker$ value% portYoYHold time
AZNAstraZeneca PLC$10.17B67.3%+36.2%0.3 yr
NDAQNasdaq, Inc.$4.93B32.6%+13.3%10.5 yr
$14M0.1%1.8 yr
CLBTCellebrite DI Ltd.$1M0.0%-29.1%1.3 yr
COHRCoherent, Inc.$1M0.0%+266.8%2.0 yr
KYIVKyivstar Group Ltd. Comm$1M0.0%0.5 yr
VZVerizon Communications I$1M0.0%+16.5%0.3 yr
CRSRCorsair Gaming, Inc.$1M0.0%-37.4%0.5 yr
WHRWhirlpool Corporation$0M0.0%-36.7%1.5 yr
BMRNBioMarin Pharmaceutical $0M0.0%-20.1%1.3 yr

Portfolio composition (YoY)

Industry mix
Drug Manufacturers - General67.3%$10.17B
Financial - Data & Stock Exchanges32.6%-66.9pp$4.93B
Unknown0.1%-0.2pp$14M
Telecommunications Services0.0%-0.0pp$1M
Software - Infrastructure0.0%-0.0pp$1M
Hardware, Equipment & Parts0.0%-0.0pp$1M
Computer Hardware0.0%$1M
Furnishings, Fixtures & Appliances0.0%-0.0pp$0M
Biotechnology0.0%-0.0pp$0M
Country
GB67.3%
US32.6%-67.0pp
Unknown0.1%-0.2pp
IL0.0%-0.0pp
AE0.0%
Top 5: 100.0% · Top 10: 100.0% · Top 25: 100.0%

Winners

TickerPrev $PnLYoY %
NDAQ$4.41B+0.58B13.3%
COHR$0M+0.00B266.8%
BMRN$0M-0.00B-20.1%
WHR$0M-0.00B-36.7%
CLBT$1M-0.00B-29.1%

Losers

TickerPrev $PnLYoY %
CLBT$1M-0.00B-29.1%
WHR$0M-0.00B-36.7%
BMRN$0M-0.00B-20.1%

Top buys this quarter · 6

AZN AstraZeneca PLCnew+$10.17B
NDAQ Nasdaq, Inc.+$4.93B
VZ Verizon Communications Inc.new+$1M
KYIV Kyivstar Group Ltd. Common Sha+$0M
CLBT Cellebrite DI Ltd.+$0M
WHR Whirlpool Corporation+$0M

Top sells this quarter · 8

exit$0M
COF Capital One Financial Corporatexit$1M
COHR Coherent, Inc.$1M
CHKP Check Point Software Technologexit$1M
CCL Carnival Corporation & plcexit$1M
QBTS D-Wave Quantum Inc.exit$0M
SSNC SS&C Technologies Holdings, Inexit$0M
CRSR Corsair Gaming, Inc.$0M

Quarterly history (TTM returns)

PeriodAUM# PosReturn (1yr)SPY (1yr)Alpha (1yr)Flow
2026-03-31$15.12B10+28.07%+17.59%+10.48%+9.50B
2025-12-31$5.67B12+27.19%+17.72%+9.48%-0.02B
2025-09-30$5.17B12+22.65%+17.52%+5.13%-0.02B
2025-06-30$5.23B13+50.29%+14.94%+35.35%-0.02B
2025-03-31$4.43B13+21.89%+8.30%+13.59%-0.01B
2024-12-31$4.52B8+34.86%+24.89%+9.97%-0.01B
2024-09-30$4.27B7+52.55%+36.04%+16.51%+0.00B
2024-06-30$3.51B6+22.85%+24.49%-1.64%-0.02B
2024-03-31$3.68B10+17.31%+29.62%-12.31%-0.01B
2023-12-31$3.39B10-3.66%+26.18%-29.83%-0.01B
2023-09-30$2.83B9-12.94%+21.57%-34.51%-0.01B
2023-06-30$2.90B9-0.59%+19.42%-20.02%-0.01B
2023-03-31$3.18B6-6.70%-7.82%+1.12%-0.01B
2022-12-31$3.57B5+8.54%+7.56%+0.98%-0.01B
2022-09-30$3.30B7+11.78%-4.93%+16.71%-0.01B
2022-06-30$2.96B5-14.05%-16.11%+2.06%-0.02B