Ticker · CUSIP 008492100
Holders (tracked)
14
Combined shares
6,770,768
Combined value
$481.18M
Last close
$78.93
Quarter
2025Q4
Tracked holders · last 8 quarters
+1 vs previous quarter over the last 8.
Price is +11.1% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
23 events
- D.E. Shaw & Co. trimmed2026-02-17−98,101 shares · 2025Q413F
- Two Sigma Investments trimmed2026-02-17−34,965 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) added2026-02-17+170,842 shares · 2025Q413F
- Ken Griffin (Citadel Advisors) trimmed2026-02-17−652,073 shares · 2025Q413F
- Wellington Management trimmed2026-02-17−2,351 shares · 2025Q413F
- AQR Capital Management trimmed2026-02-17−24,712 shares · 2025Q413F
- Steve Cohen (Point72) added2026-02-17+133,758 shares · 2025Q413F
- T. Rowe Price trimmed2026-02-17−181,047 shares · 2025Q413F
- +123,035 shares · 2025Q413F
- Norges Bank (Norway SWF) opened position2026-02-10+1,612,027 shares · 2025Q413F
- Ken Fisher (Fisher Asset Mgmt) added2026-02-09+90 shares · 2025Q413F
- −565,439 shares · 2025Q313F
- AQR Capital Management added2025-11-14+22,039 shares · 2025Q313F
- Steve Cohen (Point72) trimmed2025-11-14−9,230 shares · 2025Q313F
- Two Sigma Investments trimmed2025-11-14−82,160 shares · 2025Q313F
- D.E. Shaw & Co. trimmed2025-11-14−326,392 shares · 2025Q313F
- Wellington Management trimmed2025-11-14−480,126 shares · 2025Q313F
- Ron Baron (Baron Capital / BAMCO) added2025-11-14+9,500 shares · 2025Q313F
- Izzy Englander (Millennium Mgmt) added2025-11-14+327,389 shares · 2025Q313F
- T. Rowe Price added2025-11-14+5,639 shares · 2025Q313F
- Norges Bank (Norway SWF) exited2025-11-13−890,085 shares · 2025Q313F
- Norges Bank (Norway SWF) trimmed2025-11-12−559,992 shares · 2024Q313F
- Ken Fisher (Fisher Asset Mgmt) trimmed2025-11-12−69 shares · 2025Q313F
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of ADC…
Cost basis inferred from 13F share-delta history. Sorted by % return on the position they're still holding.
| Investor | First in | Cost basis | Return | Position value today |
|---|---|---|---|---|
| T. Rowe Price | 2016Q1 | $4.03 | +1856.7% | $7.2M |
| AQR Capital Management | 2016Q1 | $62.25 | +26.8% | $25.7M |
| Ken Fisher (Fisher Asset Mgmt) | 2023Q1 | $68.86 | +14.6% | $3.8M |
| Two Sigma Investments | 2016Q1 | $68.92 | +14.5% | $133.4M |
| Norges Bank (Norway SWF) | 2018Q3 | $69.76 | +13.1% | $127.2M |
| Steve Cohen (Point72) | 2020Q1 | $71.72 | +10.1% | $11.8M |
| Ken Griffin (Citadel Advisors) | 2016Q1 | $72.02 | +9.6% | $868K |
| Ken Griffin (Citadel Advisors) | 2016Q1 | $72.02 | +9.6% | $868K |
| Ken Griffin (Citadel Advisors) | 2016Q1 | $72.02 | +9.6% | $868K |
| Izzy Englander (Millennium Mgmt) | 2016Q1 | $72.04 | +9.6% | $113.2M |
| D.E. Shaw & Co. | 2016Q1 | $72.34 | +9.1% | $11.9M |
| Paul Tudor Jones (Tudor Investment) | 2016Q1 | $73.03 | +8.1% | $9.7M |
| Ron Baron (Baron Capital / BAMCO) | 2024Q3 | $75.04 | +5.2% | $5.9M |
| Wellington Management | 2016Q1 | $75.05 | +5.2% | $4.8M |
Who moved on this name in 2025Q4
13F transactions reported for the latest quarter, grouped by direction.
New positions2
- Norges Bank (Norway SWF)+1,612,027$116.1M
- Paul Tudor Jones (Tudor Investment)+123,035$8.9M
Added to3
- Izzy Englander (Millennium Mgmt)+170,842$12.3M
- Steve Cohen (Point72)+133,758$9.6M
- Ken Fisher (Fisher Asset Mgmt)+90$6K
Trimmed6
- Ken Griffin (Citadel Advisors)−652,073$47.0M
- D.E. Shaw & Co.−98,101$7.1M
- Two Sigma Investments−34,965$2.5M
- AQR Capital Management−24,712$1.8M
- Wellington Management−2,351$169K
- T. Rowe Price−181,047$13K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 13 | $43.80B |
| 2022Q2 | 13 | $22.20B |
| 2022Q3 | 16 | $59.4M |
| 2022Q4 | 14 | $1.55B |
| 2023Q1 | 16 | $1.24B |
| 2023Q2 | 16 | $1.13B |
| 2023Q3 | 15 | $787.7M |
| 2023Q4 | 13 | $903.3M |
| 2024Q1 | 14 | $970.4M |
| 2024Q2 | 13 | $1.01B |
| 2024Q3 | 13 | $218.1M |
| 2024Q4 | 14 | $314.7M |
| 2025Q1 | 13 | $367.4M |
| 2025Q2 | 15 | $482.0M |
| 2025Q3 | 13 | $392.0M |
| 2025Q4 | 14 | $481.2M |
Congress members trading this stock
| Date | Member | Type | Amount range | Filing |
|---|---|---|---|---|
| 2025-09-25 | Lisa McClain | Sell | $1K – $15K | PDF ↗ |
| 2025-08-13 | Lisa McClain | Buy | $1K – $15K | PDF ↗ |
| 2025-06-17 | Lisa McClain | Sell | $1K – $15K | PDF ↗ |
| 2025-06-11 | Lisa McClain | Buy | $1K – $15K | PDF ↗ |
| 2025-04-09 | Josh Gottheimer | Sell (P) | $1K – $15K | PDF ↗ |
Who owns ADC
14 super-investors · 2025Q4
Tracked stake
6.77M
shares
Combined value
$481M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New2Added3Trim8Held1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Two Sigma Investments | 1.69M | $122M |
| 2 | Norges Bank Norway SWF | 1.61M | $116M |
| 3 | Izzy Englander Millennium Mgmt | 1.43M | $103M |
| 4 | Ken Griffin Citadel Advisors | 991.7K | $71M |
| 5 | AQR Capital Management | 325.1K | $23M |
| 6 | D.E. Shaw & Co. | 151.2K | $11M |
| 7 | Steve Cohen Point72 | 149.2K | $11M |
| 8 | Paul Tudor Jones Tudor Investment | 123.0K | $9M |
| 9 | Ron Baron Baron Capital / BAMCO | 74.1K | $5M |
| 10 | Wellington Management | 60.2K | $4M |
| 11 | Ken Fisher Fisher Asset Mgmt | 48.1K | $3M |
| 12 | Ken Griffin Citadel Advisors | 11.0K | $792K |
| 13 | Ken Griffin Citadel Advisors | 10.5K | $756K |
| 14 | T. Rowe Price | 90.6K | $7K |
Recent moves
20 transactions
- −2,351 · 2025Q4
- −34,965 · 2025Q4
- −24,712 · 2025Q4
- +123,035 · 2025Q4
- TRIMT. Rowe Price−181,047 · 2025Q4
- +170,842 · 2025Q4
- TRIMD.E. Shaw & Co.−98,101 · 2025Q4
- −652,073 · 2025Q4
- +133,758 · 2025Q4
- +1,612,027 · 2025Q4
- +90 · 2025Q4
- −565,439 · 2025Q3
- +327,389 · 2025Q3
- −9,230 · 2025Q3
- −480,126 · 2025Q3
- +5,639 · 2025Q3
- −82,160 · 2025Q3
- TRIMD.E. Shaw & Co.−326,392 · 2025Q3
- +9,500 · 2025Q3
- +22,039 · 2025Q3
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