INVESTOR AB 13F: Quarter-over-Quarter Portfolio Changes
INVESTOR AB reported a disclosed portfolio value of approximately $14.4 billion in its latest SEC Form 13F-HR filing for Q2 2026, down 4.8% quarter on quarter. Over the quarter, the company initiated 1 new position, bought more shares in 2 holdings, and exited 4 positions.
INVESTOR AB's top buy was a new stake in Micron Technology INC (MU) , equal to 0.0% of the disclosed portfolio. Its top sell was Coherent CORP (COHR) . The company exited the position completely after it had accounted for 0.0% of the previous portfolio.
New PositionsQ2 2026
Securities disclosed for the first time in Q2 2026 that were not present in the prior 13F-HR filing.
| Company | Ticker | Initial Portfolio Weight | History |
|---|---|---|---|
| MICRON TECHNOLOGY INC | MU | 0.0% | History → |
Top BuysQ2 2026
The company's top buys among existing positions in Q2 2026. Ranked by portfolio-weight impact, with the percentage of additional shares shown separately.
| Company | Ticker | Portfolio Weight Change | More Shares | History |
|---|---|---|---|---|
| CELLEBRITE DI LTD | CLBT | +0.0% | +36.4% | History → |
| NASDAQ INC | NDAQ | +-0.6% | +0.1% | History → |
Full ExitsQ2 2026
Positions present in the prior 13F-HR filing that no longer appear in Q2 2026.
| Company | Ticker | Last-Reported Portfolio Weight |
|---|---|---|
| COHERENT CORP | COHR | 0.0% |
| KYIVSTAR GROUP LTD | KYIV | 0.0% |
| CORSAIR GAMING INC | CRSR | 0.0% |
| WHIRLPOOL CORP | WHR | 0.0% |
Net Portfolio Value ChangeQ2 2026
- $15.1BPrior quarter
- $14.4BCurrent quarter
- $-0.7BNet delta
- -4.8%% change
Methodology & FAQ
How INVESTOR AB Quarterly Changes Are Computed
All deltas are sourced from sequential SEC Form 13F-HR filings for INVESTOR AB: each row joins the most recent filing against the immediately preceding quarterly filing for the same fund. Share-count changes reflect reported trading activity, while portfolio weights can also move because of market price changes. Portfolio weights are normalized to exclude listed options for comparability. A complete description, including how confidential treatment filings are handled, is documented in the Methodology.
What stocks did INVESTOR AB buy in Q2 2026?
In Q2 2026, INVESTOR AB initiated 1 new position (MICRON TECHNOLOGY INC (MU)); bought more shares of CELLEBRITE DI LTD (CLBT), NASDAQ INC (NDAQ).
What stocks did INVESTOR AB sell in Q2 2026?
In Q2 2026, INVESTOR AB fully sold 4 positions (COHERENT CORP (COHR), KYIVSTAR GROUP LTD (KYIV), CORSAIR GAMING INC (CRSR), WHIRLPOOL CORP (WHR)).
Which positions did INVESTOR AB initiate in Q2 2026?
INVESTOR AB established 1 new position in Q2 2026: MICRON TECHNOLOGY INC (MU, 0.0%).
Which existing positions saw the largest allocation increases for INVESTOR AB in Q2 2026?
Of 2 existing positions with share-count increases in Q2 2026, the largest were: CELLEBRITE DI LTD (CLBT, +0.0% weight, +36.4% shares), NASDAQ INC (NDAQ, +-0.6% weight, +0.1% shares).
Which positions did INVESTOR AB fully exit in Q2 2026?
INVESTOR AB fully exited 4 positions in Q2 2026: COHERENT CORP (COHR, last-reported weight 0.0%), KYIVSTAR GROUP LTD (KYIV, last-reported weight 0.0%), CORSAIR GAMING INC (CRSR, last-reported weight 0.0%), WHIRLPOOL CORP (WHR, last-reported weight 0.0%).
Which existing positions saw the largest allocation reductions for INVESTOR AB in Q2 2026?
INVESTOR AB reported no material allocation reductions in existing positions in Q2 2026.
Do quarter-over-quarter 13F allocation changes constitute explicit trading signals?
No. Quarter-over-quarter changes reflect a combination of active trading and market price movement. A weight increase can result from price appreciation alone, without the manager adding shares. Share-count delta is the cleaner indicator of explicit trading activity. All deltas on this page are sourced from sequential SEC Form 13F-HR filings.