Whale Tracker

LEAN BULLISH

Net positive whale activity for AMD. Smart money shows interest, but signals are mixed. Insiders are net buyers (946,804 shares bought vs 540,830 sold) — bullish conviction from management. Strong institutional ownership at 72.3% with 3 of 10 top holders actively accumulating this quarter.

Action Plan

Consider building a position on pullbacks
Set stop-loss below key support level
Re-evaluate if insider selling accelerates

📈 Options Flow 期权异动

Unusual options volume vs open interest. High volume/OI ratio signals whale positioning. Put/Call ratio indicates directional bias.

PUT / CALL RATIO

0 (Bullish)1.02.0+ (Bearish)

1.04

LEAN BULLISH

CALL VOLUME

105,295

PUT VOLUME

109,316

TOTAL VOLUME

214,611

UNUSUAL STRIKES

Unusual Strikes — Vol/OI > 3x (5C / 5P)

TypeStrikeExpiryVolOIRatio

CALL$4382026-05-226,60321730.4x

PUT$2552026-05-2910,52937927.8x

PUT$3582026-05-221,9337725.1x

CALL$2152026-06-052511319.3x

PUT$4182026-05-222,10219011.1x

CALL$4322026-05-294233910.8x

CALL$4282026-05-291931810.7x

PUT$2382026-05-22818.0x

PUT$6002026-06-181527.5x

CALL$8102026-05-29717.0x

High Volume Contracts — Vol > 500 (10 contracts)

TypeStrikeExpiryVolume

PUT$2552026-05-2910,529

CALL$4382026-05-226,603

PUT$4002026-05-226,021

CALL$4522026-05-224,249

CALL$5002026-05-224,241

PUT$4302026-05-223,914

CALL$6202026-06-183,511

PUT$4052026-05-293,115

CALL$4502026-05-222,920

PUT$4052026-05-222,823

P/C OI RATIO

1.01

TOTAL OI

965,764

CALL OI

480,232

PUT OI

485,532

Put/Call volume ratio: 1.04 (bearish)
Total options volume: 214,611 (calls 105,295 / puts 109,316)
Top unusual: CALL $437.5 exp 2026-05-22 — vol/OI 30.4x
36 unusual strikes detected (22C / 14P)

👤 Insider Trading 内部交易

SEC Form 4 filings — officer and director buys/sells in the last 90 days. Net buying is a strong bullish signal.

64% BUY

36% SELL

SHARES BOUGHT (6m)

946,804

SHARES SOLD (6m)

540,830

NET INSIDER FLOW

+405,974

FORM 4 FILINGS (90d)

Recent Insider Transactions (0 buys / 9 sells / 0 grants)

TypeInsiderSharesDate

SELLGRASBY PAUL DARREN24,3762026-05-08

SELLPAPERMASTER MARK D31,3202026-04-24

SELLPAPERMASTER MARK D33,1092026-04-16

SELLPAPERMASTER MARK D3,2932026-04-06

SELLSU LISA T85,0002026-03-12

SELLGRASBY PAUL DARREN7,5002026-03-11

SELLPAPERMASTER MARK D3,0342026-03-04

SELLHAHN AVA M2862026-02-18

SELLHU JEAN X19,9562026-02-17

Insider buying: 946,804 shares
Insider selling: 540,830 shares
26 Form 4 filings in last 90 days
Net insider BUYING — bullish signal

🏦 Smart Money Flow 机构资金流向

Quarter-over-quarter position changes from 13F filings. Shows whether institutional investors are accumulating (buying more) or distributing (selling) — the strongest signal of whale conviction.

INSTITUTIONAL OWNERSHIP

72.3%

ACCUMULATION vs DISTRIBUTION

30% ACCUMULATING

70% DISTRIBUTING

NET SHARES FLOW

+69,956,531

FLOW SCORE

+0.28

ADDING

SELLING

Institutional Position Changes (QoQ)

ActionInstitution% HeldQoQ ΔShares Δ

★ NEW POSITIONVanguard Capital Management LLC6.50%NEW+52,970,133

★ NEW POSITIONVanguard Portfolio Management LLC2.31%NEW+18,801,837

▲ ADDINGJPMORGAN CHASE & CO1.49%+16.0%+3,337,416

▬ HOLDState Street Corporation4.59%+1.5%+1,092,634

▬ HOLDUBS AM, a distinct business unit of UBS ASSET1.18%+3.0%+562,630

▬ HOLDGeode Capital Management, LLC2.30%+0.8%+287,191

▬ HOLDPrice (T.Rowe) Associates Inc1.25%+0.3%+56,751

▬ HOLDNorthern Trust Corporation1.01%-1.1%-184,388

▬ HOLDBlackrock Inc.8.93%-1.3%-1,947,284

▼ TRIMMINGMorgan Stanley1.54%-16.7%-5,020,389

ETF & Mutual Fund Flow (1 adding / 0 selling)

ActionFundQoQ ΔShares Δ

▬ HOLDVANGUARD INDEX FUNDS-Vanguard Total Stock Mar+0.1%+71,522

▬ HOLDVANGUARD INDEX FUNDS-Vanguard 500 Index Fund+2.5%+1,013,026

▬ HOLDInvesco QQQ Trust, Series 1+1.6%+549,549

▬ HOLDiShares Trust-iShares Core S&P 500 ETF+1.0%+203,395

▬ HOLDFidelity Concord Street Trust-Fidelity 500 In+0.5%+103,590

▬ HOLDSPDR S&P 500 ETF TRUST-State Street SPDR S&P +3.0%+575,055

▬ HOLDVANGUARD INDEX FUNDS-Vanguard Growth Index Fu-1.2%-204,520

▬ HOLDSELECT SECTOR SPDR TRT-State Street Technolog+2.3%+280,135

▬ HOLDVANGUARD WORLD FUND-Vanguard Information Tech+2.5%+261,614

▲ ADDINGVanEck ETF Trust-VanEck Semiconductor ETF+7.8%+746,525

Institutional ownership: 72.3%
Smart money flow: 3 adding / 1 selling / 6 hold
Net shares added by institutions: +69,956,531
Biggest mover: Vanguard Capital Management LLC added 52,970,133 shares (+100.0%)

🕶 Short Interest & Dark Pool 做空 & 暗池

Short interest as % of float and days-to-cover. Rising SI = bearish pressure. High SI + decreasing = shorts covering (bullish). Squeeze risk rated by SI level.

SHORT INTEREST (% OF FLOAT)

0%10%20%30%+

SHORT % FLOAT

2.2%

DAYS TO COVER

0.9

SI CHANGE (MoM)

↓ 0.8%

SQUEEZE RISK

MINIMAL

SHARES SHORT

36,142,867

PRIOR MONTH

36,423,215

FLOAT SHARES

1,621,730,172

AVG VOLUME

38,885,459

Short interest: 2.2% of float
Days to cover: 0.9
Short interest MoM: ↓ 0.8%
Squeeze risk: MINIMAL

📡 Data Sources 数据来源

Options Flow

LEAN BULLISH (80%)

Insider Trading

LEAN BULLISH (90%)

Smart Money Flow

LEAN BULLISH (75%)

Short Interest

NEUTRAL (60%)

📋 Summary 综合摘要

[dark_pool] Short interest: 2.2% of float
[dark_pool] Days to cover: 0.9
[institutional] Institutional ownership: 72.3%
[institutional] Smart money flow: 3 adding / 1 selling / 6 hold
[options_flow] Put/Call volume ratio: 1.04 (bearish)
[options_flow] Total options volume: 214,611 (calls 105,295 / puts 109,316)
[insider] Insider buying: 946,804 shares
[insider] Insider selling: 540,830 shares